# Search Results

1. Post

### Valid and Invalid Substitutions in Indefinite Integration

The standard way of doing integrals involving sqrt(a^2 - x^2) is to substitute x = a sin u. So, if I were a teacher and taught such trigonometric...
Post by: Brandon9000, May 23, 2007 in forum: Physics & Math
2. Post

### Valid and Invalid Substitutions in Indefinite Integration

I don't have a particular integral in mind. This is a theoretical question. For example, suppose one tries to substitute x = a sin (theta) in...
Post by: Brandon9000, May 22, 2007 in forum: Physics & Math

### Valid and Invalid Substitutions in Indefinite Integration

Suppose that I am attempting to perform an indefinite integration, that all functions involved are well behaved, and that the integration involves...
Thread by: Brandon9000, May 22, 2007, 10 replies, in forum: Physics & Math
4. Post

### Bush appoints personal aide TO SUPREME COURT.

Just because you lost the election is no reason to whine.
Post by: Brandon9000, Oct 3, 2005 in forum: Politics
5. Post

### America's misuse of Freedom

I'll be here.
Post by: Brandon9000, Sep 7, 2004 in forum: History
6. Post

### Is the Speed of Light Relative to A or B?

Since a material object cannot travel at the speed of light, it is meaningless to describe what you would experience if you did so.
Post by: Brandon9000, Aug 30, 2004 in forum: Physics & Math
7. Post

### The Logic challenge - light speed is instantaneous

Travel time, as in travel period, or time of transit, not time travel.
Post by: Brandon9000, Aug 23, 2004 in forum: Physics & Math
8. Post

### The Logic challenge - light speed is instantaneous

You have any evidence that suggests this hypothesis is true and not the standard travel time concept?
Post by: Brandon9000, Aug 23, 2004 in forum: Physics & Math